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[Feature] SEQUENCE ENGINE #238

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[Feature] SEQUENCE ENGINE #238

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10 changes: 9 additions & 1 deletion include/my_base.h
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Expand Up @@ -921,7 +921,15 @@ is the global server default. */
#define HA_ERR_NO_WAIT_LOCK 203 /* Don't wait for record lock */
#define HA_ERR_DISK_FULL_NOWAIT 204 /* No more room in disk */
#define HA_ERR_NO_SESSION_TEMP 205 /* No session temporary space available */
#define HA_ERR_LAST 205 /* Copy of last error nr */

/* These errors are only for Sequence Engine. */
#define HA_ERR_SEQUENCE_RUN_OUT 206 /* Sequence has run out */
#define HA_ERR_SEQUENCE_INVALID 207 /* Structure or number is invalid */
#define HA_ERR_SEQUENCE_NOT_DEFINED 208 /* Sequence is not yet defined */
#define HA_ERR_SEQUENCE_ACCESS_FAILURE 209 /* Sequence access failure*/
/* Sequence Engine errors end */

#define HA_ERR_LAST 209 /* Copy of last error nr */

/* Number of different errors */
#define HA_ERR_ERRORS (HA_ERR_LAST - HA_ERR_FIRST + 1)
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8 changes: 8 additions & 0 deletions mysql-test/r/information_schema_keywords.result
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Expand Up @@ -102,8 +102,10 @@ CURRENT_DATE 1
CURRENT_TIME 1
CURRENT_TIMESTAMP 1
CURRENT_USER 1
CURRVAL 0
CURSOR 1
CURSOR_NAME 0
CYCLE 0
DATA 0
DATABASE 1
DATABASES 1
Expand Down Expand Up @@ -237,6 +239,7 @@ IGNORE 1
IGNORE_SERVER_IDS 0
IMPORT 0
IN 1
INCREMENT 0
INDEX 1
INDEXES 0
INFILE 1
Expand Down Expand Up @@ -352,6 +355,7 @@ MIGRATE 0
MINUTE 0
MINUTE_MICROSECOND 1
MINUTE_SECOND 1
MINVALUE 0
MIN_ROWS 0
MOD 1
MODE 0
Expand All @@ -374,7 +378,10 @@ NESTED 0
NEVER 0
NEW 0
NEXT 0
NEXTVAL 0
NO 0
NOCACHE 0
NOCYCLE 0
NODEGROUP 0
NONE 0
NOT 1
Expand Down Expand Up @@ -527,6 +534,7 @@ SECURITY 0
SELECT 1
SENSITIVE 1
SEPARATOR 1
SEQUENCE 0
SERIAL 0
SERIALIZABLE 0
SERVER 0
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18 changes: 9 additions & 9 deletions mysql-test/r/udf.result
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Expand Up @@ -4,7 +4,7 @@ CREATE FUNCTION myfunc_double RETURNS REAL SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION myfunc_nonexist RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
ERROR HY000: Can't find symbol 'myfunc_nonexist' in library
CREATE FUNCTION myfunc_int RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION sequence RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION sequence_alias RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION lookup RETURNS STRING SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION reverse_lookup
RETURNS STRING SONAME "UDF_EXAMPLE_LIB";
Expand All @@ -21,7 +21,7 @@ metaphon char function UDF_EXAMPLE_LIB 1
myfunc_double double function UDF_EXAMPLE_LIB 1
myfunc_int integer function UDF_EXAMPLE_LIB 1
reverse_lookup char function UDF_EXAMPLE_LIB 1
sequence integer function UDF_EXAMPLE_LIB 1
sequence_alias integer function UDF_EXAMPLE_LIB 1
# Should get an index lookup
EXPLAIN
SELECT udf_type FROM performance_schema.user_defined_functions
Expand Down Expand Up @@ -253,7 +253,7 @@ DROP FUNCTION myfunc_double;
DROP FUNCTION myfunc_nonexist;
ERROR 42000: FUNCTION test.myfunc_nonexist does not exist
DROP FUNCTION myfunc_int;
DROP FUNCTION sequence;
DROP FUNCTION sequence_alias;
DROP FUNCTION lookup;
DROP FUNCTION reverse_lookup;
DROP FUNCTION avgcost;
Expand Down Expand Up @@ -367,32 +367,32 @@ DROP FUNCTION check_const_len;
DROP PROCEDURE check_const_len_sp;
DROP TRIGGER check_const_len_trigger;
DROP TABLE const_len_bug;
CREATE FUNCTION sequence RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
CREATE FUNCTION sequence_alias RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
CREATE TABLE t1 (a INT);
CREATE TABLE t2 (a INT PRIMARY KEY);
INSERT INTO t1 VALUES (4),(3),(2),(1);
INSERT INTO t2 SELECT * FROM t1;
SELECT sequence() AS seq, a FROM t1 ORDER BY seq ASC;
SELECT sequence_alias() AS seq, a FROM t1 ORDER BY seq ASC;
seq a
1 4
2 3
3 2
4 1
SELECT sequence() AS seq, a FROM t1 ORDER BY seq DESC;
SELECT sequence_alias() AS seq, a FROM t1 ORDER BY seq DESC;
seq a
4 1
3 2
2 3
1 4
SELECT * FROM t1 WHERE a = sequence();
SELECT * FROM t1 WHERE a = sequence_alias();
a
SELECT * FROM t2 WHERE a = sequence();
SELECT * FROM t2 WHERE a = sequence_alias();
a
1
2
3
4
DROP FUNCTION sequence;
DROP FUNCTION sequence_alias;
DROP TABLE t1,t2;
drop function if exists test.metaphon;
drop function if exists metaphon;
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1 change: 1 addition & 0 deletions mysql-test/r/variables.result
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Expand Up @@ -2019,6 +2019,7 @@ SET SESSION pseudo_thread_id = @@session.pseudo_thread_id;
SET SESSION rand_seed1 = @@session.rand_seed1;
SET SESSION rand_seed2 = @@session.rand_seed2;
SET SESSION resultset_metadata = @@session.resultset_metadata;
SET SESSION sequence_read_skip_cache = @@session.sequence_read_skip_cache;
SET SESSION sql_log_bin = @@session.sql_log_bin;
SET SESSION timestamp = @@session.timestamp;
SET SESSION transaction_allow_batching = @@session.transaction_allow_batching;
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